<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto"><br><div>Am 30.04.2018 um 23:42 schrieb Evan Biederstedt <<a href="mailto:evan.biederstedt@gmail.com">evan.biederstedt@gmail.com</a>>:<br><br></div><blockquote type="cite"><div><div dir="ltr">@Ralf<br><br>> <span style="color:rgb(34,34,34);font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">I had not installed the necessary C library, so unsurprisingly the compilation step already failed. What I find interesting is that in my case "-std=gnu++11“ and "-I../inst/include/" are present in the command line options for clang++. These are also missing from what you quoted and are also a consequence of src/Makevars. It almost looks as if this file got lost on your macOS box …<br><br>Interesting....I'm not sure what to make of this of course, but it would be interesting if it was only happening on this macbook. Perhaps OS version or brew could be to blame? I'm not sure what else would be "special" about this macbook....</span></div></div></blockquote><div><br></div><div>On my side that would be</div><div>• macOS high Sierra</div><div>• CRAN R 3.4.4</div><div>• clang and gfortran as recommended by CRAN</div><div>• brew is installed but I do not see how it enters the picture </div><div><br></div><div>Greetings </div><div>Ralf </div></body></html>